ifi Zen One Signature DAC User Manual

ifi Zen One Signature DAC User Manual

Thank you for purchasing the ZEN One Signature. The ZEN One Signature is a wireless Bluetooth, USB, S/PDIF DAC with digital and analogue outputs.

Overview

Power switch

Short press to turn on. Long press to turn off.

Input selector

This button cycles through 3 inputs, see item 5 for LED colours.

• Bluetooth (Blue/Red)

• S/PDIF (Green)

• USB (Green)

Display

The colour of the ‘iFi’ logo in the center of the front display represents the file format received:
LED
White
Cyan
Green
Blue
Magenta
Yellow
OFF
MQB
Format (Wired/Wireless)
PCM/HWA(LHDC)
Cyan DSD/LDAC
MQA/aptX Adaptive
MQA Studio/aptX
Original Sample Rate*/aptX HD
AAC
SBC

Audio format and INPUT LED (kHz)

The LED colour scheme indicates the sampling frequency that the ZEN One Signature receives from the music source.

LED
Yellow
White
Cyan
Red
Flashing LED
Mode
PCM 44.1/48kHz
PCM 88.2/96/176/192/352/384kHz
DSD 64/128
DSD 256
See item 5 below

Bluetooth pairing and display ON/OFF

Pairing (long press)
After power-on, the ZEN One Signature searches for a previously paired device and flashes blue. If a stored device is not found, it automatically enters pairing mode and flashes between blue and red. The LED is switches to blue flashing, and the device cannot be connected automatically after a timeout of 5 minutes.

To enter pairing mode, press the button for 3 seconds until the light flashes between blue and red. To pair it with your phone or another device, look for ’iFi Hi-Res audio‘ on the list of available Bluetooth devices.

The ZEN One Signature is able to store up to 8 paired Bluetooth devices.
When the 9th device is paired, the oldest device in memory will be deleted.

Display screen ON/OFF (short press)
Turns the display on or off.

Balanced 4.4mm fixed analogue output

For connection of 4.4mm to XLR or similarly balanced interconnects.
Warning: Do not insert 4.4mm headphones to this source as the full volume is likely to damage your headphones or your hearing.

Single-Ended RCA output

Connect analogue RCA interconnects to an amplifier.

Digital coaxial input/output

Input channel selector (item 2) determines the function of digital coaxial connector, which is:
a) an output when item 2 is on Bluetooth or USB
b) an input when item 2 is on S/PDIF

Digital optical input

To connect an optical cable to a digital audio source.

USB-audio and power input

This is a USB input. It connects the ZEN One Signature to a computer audio source.
Tip: For firmware and driver downloads, please visit: www.ifi-audio.com /download-hub/
Note: For use with a PC, it is necessary to install drivers.

Antenna

Please attach the enclosed antenna for highest signal quality.

Power supply LED

When connected to an external power supply, the light will turn green.

DC 5V power

Please connect the ZEN One Signature to the included power supply, the super- silent iPower2. The ZEN One Signature must ONLY be powered by 5 volts.

SPECIFICATIONS

Power: DC 5V (centre pin +ve)
Digital inputs: USB3.0 Type B (USB2.0 compatible) S/PDIF (coaxial, TOSLINK optical) TM Bluetooth 5.1 (aptX, aptX HD, aptX Adaptive,
aptX LL, LDAC, LHDC/HWA, AAC and SBC codec)
Formats:
PCM 44.1/48/88.2/96/176.4/192kHz
DSD 2.8/3.1/5.6/6.1/11.3/12.3MHz
DXD 352.8/384kHz
MQA Decoder
Bluetooth 96kHz
Chipset: Bit-Perfect DSD & DXD DAC by Burr Brown Qualcomm QCC 5100 Series
Analogue outputs: Coaxial, Audio RCA L/R 4.4mm Balanced line out
Frequency Response: 5Hz – 80kHz ±3dB
Outputs: 4V / 2V max. (BAL/UnBAL)
Output Impedance: ≤72Ω/36Ω (BAL/UnBAL)
SNR: -105dB(A) @ 0dBFS (BAL/UnBAL)
THD + N: <0.002% @ 0dBFS(BAL/UnBAL)
Power consumption: No Signal ~0.7W / Max Signal ~1.0W
Dimensions: 158 x 100 x 35 mm (6.2″ x 3.9″ x 1.4″)
Net weight: 485g (1.1 lbs)
Warranty period: 12 months
Specications are subject to change without notice.

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